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It's definitely the way the region mesh is generated using the region function. All the options of the resulting plots are similar with the exception of the PlotRange and PlotRangePadding. plotl = RegionPlot[regi, Frame -> True, AspectRatio...
What David Park writes is totally sensible: the built-in Mathematica syntax for graphics has definite limitations, especially for the newbie (and sometimes for the expert, too). As to his example with the disappearing `Tex`t given in the `Epilog`...
One point I was making is that Mathematica ought to have a built-in function, what I named `ComplexParametricPlot`, that uses a complex-valued function of a real variable as argument — without the user having to explicitly break the complex...
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Today [I learned][1] that the solutions manual to Taylor's Classical Mechanics was aided by *Mathematica*, e.g. all the illustrations. Taylor's text was translated into many languages, and the German publisher made the complete solutions manual...
When you closed your notebook without saving did you have another notebook open? Or a Help page? Closing a notebook is not the same as closing a Mathematica Session. If you want to start over then close everything and start a new Session. I just...
It should be emphasized that this path integral actually is divergent, and only exists in the sense of a principal value integration.
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First configuration step is impossible with current JDK, in my case 15.0.1, because ***there is no jre*** !
I saw it in my user portal on Friday 18th, and downloaded/installed it.